longstanding

American  

[lawng-stan-ding, long-] / ˈlɔŋˈstæn dɪŋ, ˈlɒŋ- /

adjective

1. existing or occurring for a long time.

   a longstanding feud.

   Synonyms:

   long-lasting, lasting, enduring

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Etymology

Origin of longstanding

First recorded in 1595–1605; long ¹ + standing

Example Sentences

The company’s technology, competitive cost structure, extensive operational experience and longstanding engagement with regulators will support the company’s growth, they say.

From The Wall Street Journal

“Under the longstanding definition, undocumented immigrants are domiciled in this country: They reside here, with ‘an intention to remain,’” the challengers add.

From The Wall Street Journal

He cited a longstanding law that prohibits suits against the government that seek to restrain or block tax collection and assessment.

From The Wall Street Journal

He said that ServiceNow works with major companies and can leverage those longstanding relationships to fend off competition from new vendors hawking agentic AI offerings.

From MarketWatch

Irregularities in execution or sudden changes in longstanding estate plans can be in your favor.

From MarketWatch